How To Fix WL392 - Maximum node number reached in process execution (endless loop?)

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 392

• Message text: Maximum node number reached in process execution (endless loop?)

What causes this issue?

At present, a maximum of &V3& nodes are allowed in one workflow - see
settings for workflow runtime system or basic data of the workflow
definition. During execution of the confirmation for work item &V1&,
the node counter was increased to value &V2& while step number &V4& was
being processed.

System Response

The workflow was stopped as a precaution.

How to fix this error?

Please check the various steps of the workflow in the workflow log:
If an endless loop is actually occurring, please correct the workflow
definition accordingly.
In order to continue the current process, execute the option <LS>Edit
-> Set upper limit</> in the report program <DS:TRAN.SWPR>Restart
workflow</>.
If the configured <LS>maximum node number</> for this workflow is too
small, you should increase the maximum node number for this workflow
definition in the basic data in the Workflow Builder for the following
new workflow instances.

Error message extract from SAP system. Copyright SAP SE.